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TUSB8044A: Schematic Review and

Part Number: TUSB8044A

Dear Team, 

My customer would like to use TUSB8044A for 4port USB HUB project. 

Please review below customer schematic/question and let m know your opinion. 

Q1) Over current function. 

When Over current signal is asserted to OVERCURXz, I know that power to all downstream ports will be switched off.

If over current signal is de-asserted, Does TUSB8044A work automatically again? or Need total reset like POR?

Q2) Is TUSB8044A available to use standalone type without I2C control?

<Customer application setting>  

- UP : Connected AP 

- DN1 : USB2.0 

- DN2 : spare

- DN3/4 : USB3.0 ( up to 900mA) 

=> The customer don't use charging, billboard, OTP function, 

06_MAIN_USB_HUB.pdf

Thank you.